VulnerabilityAnalyzed

CVE-2026-5373

An issue that allowed all-organization administrators to promote accounts to superuser status has been resolved.

HIGH 8.4EPSS 0.22%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue that allowed all-organization administrators to promote accounts to superuser status has been resolved. This is an instance of CWE-269: Improper Privilege Management, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N (8.1 High). This issue was fixed in version 4.0.260202.0 of the runZero Platform.

CVSS 3.1: 8.4 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H
EPSS: 0.22% probability · 13th percentile
CISA KEV: Not listed
Weakness: CWE-269
Affected: runzero/runzero platform
Source: 44488dab-36db-4358-99f9-bc116477f914

References

https://help.runzero.com/docs/release-notes/#402602020Release Notes
https://www.runzero.com/advisories/runzero-platform-su-privesc-cve-2026-5373/Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.